{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "adverse event", "arguments": ["Treatment.Dosage", "Subject.Age", "Treatment.Freq", "Treatment.Duration", "Subject.Disorder", "Subject.Gender", "Treatment.Time_elapsed", "Treatment.Disorder", "Subject.Population", "Effect", "Treatment", "Treatment.Route", "Subject", "Subject.Race", "Treatment.Drug"]}], "input": "Although there have been numerous reports of effusions, none have provided complete pleural fluid analysis; therefore, we report 2 patients with dasatinib-induced pleural effusion with complete pleural fluid analysis."}
{"adverse event": [{"Treatment.Dosage": "NAN", "Subject.Age": "NAN", "Treatment.Freq": "NAN", "Treatment.Duration": "NAN", "Subject.Disorder": "NAN", "Subject.Gender": "NAN", "Treatment.Time_elapsed": "NAN", "Treatment.Disorder": "NAN", "Subject.Population": "2", "Effect": "pleural effusion", "Treatment": "dasatinib", "Treatment.Route": "NAN", "Subject": "2 patients", "Subject.Race": "NAN", "Treatment.Drug": "dasatinib"}]}